A high-efficient type drying device for preparing graphite alkene
阅读说明:本技术 一种用于制备石墨烯的高效型烘干装置 (A high-efficient type drying device for preparing graphite alkene ) 是由 丁家伟 于 2019-08-14 设计创作,主要内容包括:本发明涉及一种用于制备石墨烯的高效型烘干装置,包括底座、下壳、上壳、第一红外灯管、两个封闭管、两个驱动机构和两个支撑机构,支撑机构包括支架、平台和升降组件,升降组件包括伸缩单元、伸缩架、滑环、滑杆和连接块,该用于制备石墨烯的高效型烘干装置通过驱动机构可带动两个密封管相互靠近或者远离,并在烘干时带动封闭管转动,使得石墨烯转动保持转动的状态,方便石墨烯与封闭管内壁分离在烘干后取出,不仅如此,通过支撑机构可带动上壳升降移动,在烘干时上壳抵靠在下壳上,利用第一外红外灯管对封闭管内侧加热,而第二红外灯管和第三红外灯管对封闭管外侧加热,提高烘干效率,从而提高了设备的实用性。(The invention relates to a high-efficiency drying device for preparing graphene, which comprises a base, a lower shell, an upper shell, a first infrared lamp tube, two closed tubes, two driving mechanisms and two supporting mechanisms, wherein each supporting mechanism comprises a bracket, a platform and a lifting assembly, each lifting assembly comprises a telescopic unit, a telescopic frame, a sliding ring, a sliding rod and a connecting block, the high-efficiency drying device for preparing graphene can drive the two closed tubes to be close to or away from each other through the driving mechanisms and drive the closed tubes to rotate during drying, so that the graphene rotates and keeps a rotating state, the graphene is convenient to be separated from the inner walls of the closed tubes and taken out after drying, the upper shell can be driven to move up and down through the supporting mechanisms, the upper shell is abutted against the lower shell during drying, the inner sides of the closed tubes are heated by using the first external infrared lamp tube, the outer sides of the closed tubes are heated by using the second infrared lamp tube and the third infrared lamp tube, the drying efficiency is improved, and therefore the practicability of the equipment is improved.)
1. The high-efficiency drying device for preparing graphene is characterized by comprising a base (1), a lower shell (2), an upper shell (3), a controller (4), a first infrared lamp tube (5), two closed tubes (6), two driving mechanisms, two supporting mechanisms and a plurality of support legs (7), wherein the lower shell (2) is fixed above the base (1) through a support (11), the controller (4) is fixed above the base (1), a PLC is arranged in the controller (4), the upper shell (3) is matched with the lower shell (2), the two supporting mechanisms are respectively positioned at two ends of the upper shell (3), a second infrared lamp tube (8) is arranged at the top in the upper shell (3), a third infrared lamp tube (9) is arranged at the bottom in the lower shell (2), the first infrared lamp tube (5) is positioned between the upper shell (3) and the lower shell (2), the two closed tubes (6) are respectively positioned at the upper side and the lower side of the infrared lamp tube, the closed tubes (6) are semi-cylindrical in shape, a plurality of air holes are formed in the periphery of the closed tubes (6), filter cloth (10) is arranged in each air hole, the two driving mechanisms are respectively positioned at the two ends of each closed tube (6), and the first infrared lamp tube (5), the second infrared lamp tube (8) and the third infrared lamp tube (9) are electrically connected with the PLC;
the supporting mechanism sequentially comprises a support (11), a platform (12) and a lifting assembly from top to bottom, the platform (12) is fixedly connected with the upper shell (3) through the support (11), the lifting assembly comprises a telescopic unit, a telescopic frame (13), a sliding ring (14), a sliding rod (15) and a connecting block (16), two sides of the bottom end of the telescopic frame (13) are connected with the telescopic unit, two sides of the top end of the telescopic frame (13) are respectively hinged with the sliding ring (14) and the connecting block (16), the sliding ring (14) is sleeved on the sliding rod (15), a notch is formed below the platform (12), two ends of the sliding rod (15) are fixed on the inner walls of two sides of the notch, and the connecting block (16) is fixed below the platform (12);
actuating mechanism includes first motor (17), carousel (18), drive chamber (19), drive assembly, connecting rod (20) and two removal subassemblies, first motor (17) are fixed on the inner wall of inferior valve (2), first motor (17) are connected with the PLC electricity, first motor (17) are connected with carousel (18) transmission, one side of keeping away from first motor (17) in carousel (18) is fixed in drive chamber (19), the both ends of connecting rod (20) respectively with first infrared fluorescent tube (5) and drive chamber (19) fixed connection, two removal subassemblies are located the both sides of drive chamber (19) respectively, remove subassembly and closed tube (6) one-to-one, drive assembly sets up in drive chamber (19), drive assembly is connected with closed tube (6) transmission through removing the subassembly.
2. The efficient drying device for preparing graphene according to claim 1, wherein the telescopic unit comprises a hydraulic cylinder (21), the hydraulic cylinder (21) is electrically connected with the PLC, a cylinder body of the hydraulic cylinder (21) is fixed on the base (1), and a cylinder body of the hydraulic cylinder (21) and a hydraulic rod of the hydraulic cylinder (21) are respectively hinged to two sides of the bottom end of the telescopic frame (13).
3. The efficient drying device for preparing graphene according to claim 1, wherein the moving assembly comprises a driven bevel gear (22), a rotating rod (23), a translation block (24), a connecting plate (25) and a limiting unit, the driven bevel gear (22) is arranged in the driving chamber (19), the driving assembly is in transmission connection with the driven bevel gear (22), one end of the rotating rod (23) is fixedly connected with the driven bevel gear (22), the other end of the rotating rod (23) is arranged in the translation block (24), the translation block (24) is fixedly connected with the closed tube (6) through the connecting plate (25), the connecting plate (25) is connected with the driving chamber (19) through the limiting unit, and a thread matched with the rotating rod (23) is arranged at the connecting part of the translation block (24) and the rotating rod (23).
4. The efficient drying device for preparing graphene according to claim 3, wherein the driving assembly comprises a third motor (26) and a driving bevel gear (27), the third motor (26) is fixed in the driving chamber (19), the third motor (26) is in transmission connection with the driving bevel gear (27), the driving bevel gear (27) is engaged with the driven bevel gear (22), and the third motor (26) is electrically connected with the PLC.
5. The efficient drying device for preparing graphene according to claim 3, wherein the moving assembly further comprises two clamping plates (28), the two clamping plates (28) are fixed on the rotating rod (23), and the two clamping plates (28) respectively abut against the inner wall and the outer wall of the driving chamber (19).
6. The efficient drying device for preparing graphene according to claim 4, wherein the clamping plate (28) is provided with a plurality of notches at one side close to the inner wall and the outer wall of the driving chamber (19), the notches are internally provided with balls (29), the balls (29) are matched with the notches, the centers of the balls (29) are positioned in the notches, and the balls (29) abut against the driving chamber (19).
7. The efficient drying device for preparing graphene according to claim 1, wherein the limiting unit comprises a convex plate (30) and a fixed shaft (31), the convex plate (30) is fixedly connected with the driving chamber (19) through the fixed shaft (31), and the connecting plate (25) is sleeved on the fixed shaft (31).
8. The efficient drying device for preparing graphene according to claim 1, wherein the closed tube (6) is made of glass.
9. The efficient drying device for preparing graphene according to claim 1, wherein the driving mechanism further comprises an annular groove (32) and a plurality of sliding blocks (33), the sliding blocks (33) are circumferentially and uniformly distributed on one side of the rotating disc (18) close to the first motor (17), the annular groove (32) is fixed on the inner wall of the lower casing (2), the sliding blocks (33) are slidably connected with the annular groove (32), and the annular groove (32) is a dovetail groove.
10. The efficient drying device for preparing graphene according to claim 1, wherein an exhaust pipe (34) is arranged above two ends of the upper shell (3), a hygrometer (35) is arranged in the exhaust pipe (34), and the hygrometer (35) is electrically connected with a PLC.
Technical Field
The invention relates to the field of graphene production equipment, in particular to a high-efficiency drying device for preparing graphene.
Background
Graphene is one of the hottest two-dimensional materials studied at present, the preparation technology of graphene is very mature, and at present, graphene can be obtained mainly by three methods: mechanical lift-off methods, chemical vapor deposition methods, and redox methods. The oxidation-reduction method is characterized in that firstly, chemical reagents such as sulfuric acid and nitric acid and oxidants such as potassium permanganate and hydrogen peroxide are used for oxidizing natural graphite, the distance between graphite layers is increased, and oxides are inserted between the graphite layers to prepare graphite oxide (graphite oxide). Then washing the reactant with water, and drying the washed solid at low temperature to obtain the graphite oxide powder. And stripping the graphite oxide powder by methods such as physical stripping and high-temperature expansion to obtain the graphene oxide. And finally, reducing the graphene oxide by a chemical method to obtain graphene, putting the generated solid into a drying device, drying the solid in a high-temperature environment, and removing moisture in the product to obtain the required product.
When current drying device carries out drying process to the result, because contain moisture on the result, easy adhesion is on drying device's inner wall after the stoving, is difficult for taking off, and when drying, current equipment only carries out heat treatment to the single face of result, leads to drying efficiency low, can't obtain dry graphite alkene result fast, and then leads to current drying device practicality for the production of graphite alkene to reduce.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the efficient drying device for preparing graphene is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency drying device for preparing graphene comprises a base, a lower shell, an upper shell, a controller, a first infrared lamp tube, two closed tubes, two driving mechanisms, two supporting mechanisms and a plurality of support legs, wherein the lower shell is fixed above the base through a support, the controller is fixed above the base, a PLC is arranged in the controller, the upper shell is matched with the lower shell, the two supporting mechanisms are respectively positioned at two ends of the upper shell, the top in the upper shell is provided with the second infrared lamp tube, the bottom in the lower shell is provided with the third infrared lamp tube, the first infrared lamp tube is positioned between the upper shell and the lower shell, the two closed tubes are respectively positioned at the upper side and the lower side of the infrared lamp tube, the closed tubes are semi-cylindrical in shape, a plurality of air holes are formed in the peripheries of the closed tubes, filter cloth is arranged in the air holes, the two driving mechanisms are respectively positioned at two ends, the first infrared lamp tube, the second infrared lamp tube and the third infrared lamp tube are all electrically connected with the PLC;
the supporting mechanism sequentially comprises a support, a platform and a lifting assembly from top to bottom, the platform is fixedly connected with the upper shell through the support, the lifting assembly comprises a telescopic unit, a telescopic frame, a sliding ring, a sliding rod and a connecting block, two sides of the bottom end of the telescopic frame are connected with the telescopic unit, two sides of the top end of the telescopic frame are respectively hinged with the sliding ring and the connecting block, the sliding ring is sleeved on the sliding rod, a notch is formed below the platform, two ends of the sliding rod are fixed on the inner walls of two sides of the notch, and the connecting block is fixed below the platform;
actuating mechanism includes first motor, carousel, driver's cabin, drive assembly, connecting rod and two removal subassemblies, first motor is fixed on the inner wall of inferior valve, first motor is connected with the PLC electricity, first motor is connected with the carousel transmission, the one side of keeping away from first motor at the carousel is fixed to the driver's cabin, the both ends of connecting rod respectively with first infrared fluorescent tube and driver's cabin fixed connection, two removal subassemblies are located the both sides of driver's cabin respectively, remove subassembly and closed tube one-to-one, drive assembly sets up in the driver's cabin, drive assembly is connected with the closed tube transmission through removing the subassembly.
Preferably, in order to drive the expansion bracket to deform, the expansion unit comprises a hydraulic cylinder, the hydraulic cylinder is electrically connected with the PLC, a cylinder body of the hydraulic cylinder is fixed on the base, and the cylinder body of the hydraulic cylinder and a hydraulic rod of the hydraulic cylinder are respectively hinged to two sides of the bottom end of the expansion bracket.
Preferably, in order to drive the two closed pipes to move, the moving assembly comprises a driven bevel gear, a rotating rod, a translation block, a connecting plate and a limiting unit, the driven bevel gear is arranged in the driving chamber, the driving assembly is in transmission connection with the driven bevel gear, one end of the rotating rod is fixedly connected with the driven bevel gear, the other end of the rotating rod is arranged in the translation block, the translation block is fixedly connected with the closed pipes through the connecting plate, the connecting plate is connected with the driving chamber through the limiting block unit, and threads matched with the rotating rod are arranged at the connection part of the translation block and the rotating rod.
Preferably, in order to drive the driven bevel gear to rotate, the driving assembly comprises a third motor and a driving bevel gear, the third motor is fixed in the driving chamber, the third motor is in transmission connection with the driving bevel gear, the driving bevel gear is meshed with the driven bevel gear, and the third motor is electrically connected with the PLC.
Preferably, in order to support the rotation of the rotating rod, the moving assembly further comprises two clamping plates, the two clamping plates are fixed on the rotating rod, and the two clamping plates respectively abut against the inner wall and the outer wall of the driving chamber.
Preferably, in order to reduce the resistance applied to the rotation of the rotating rod, a plurality of notches are formed in one side, close to the inner wall and the outer wall of the driving chamber, of the clamping plate, balls are arranged in the notches, the balls are matched with the notches, the centers of the balls are located in the notches, and the balls abut against the driving chamber.
Preferably, in order to fix the moving direction of the translation block, the limiting unit comprises a convex plate and a fixed shaft, the convex plate is fixedly connected with the driving chamber through the fixed shaft, and the connecting plate is sleeved on the fixed shaft.
Preferably, in order to enhance the drying effect, the material for manufacturing the closed tube is glass.
Preferably, in order to realize the stable rotation of the rotary table, the driving mechanism further comprises an annular groove and a plurality of sliding blocks, the sliding blocks are circumferentially and uniformly distributed on one side, close to the first motor, of the rotary table, the annular groove is fixed on the inner wall of the lower shell, the sliding blocks are in sliding connection with the annular groove, and the annular groove is a dovetail groove.
Preferably, in order to facilitate the water discharge, exhaust pipes are arranged above the two ends of the upper shell, and a hygrometer is arranged in the exhaust pipes and electrically connected with the PLC.
The efficient drying device for preparing the graphene has the beneficial effects that the two sealing pipes can be driven to be close to or away from each other through the driving mechanism, the sealing pipes are driven to rotate during drying, the graphene is enabled to rotate and keep a rotating state, the graphene is conveniently separated from the inner walls of the sealing pipes and taken out after drying, not only can the upper shell be driven to move up and down through the supporting mechanism, the upper shell is abutted against the lower shell during drying, the first outer infrared lamp tube is utilized to heat the inner side of the sealing pipes, the second infrared lamp tube and the third infrared lamp tube are utilized to heat the outer sides of the sealing pipes, the drying efficiency is improved, and the practicability of the device is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a high-efficiency drying device for preparing graphene according to the present invention;
fig. 2 is a schematic structural diagram of a lifting assembly of the efficient drying device for preparing graphene according to the present invention;
fig. 3 is a schematic structural diagram of a driving mechanism of the efficient drying device for preparing graphene according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
in the figure: 1. the automatic measuring device comprises a base, a lower shell, an upper shell, a controller, a first infrared lamp tube, a closed tube, a sealing tube, a supporting leg, a second infrared lamp tube, a third infrared lamp tube, a filter cloth, a support, a platform, a telescopic frame, a sliding ring, a sliding rod, a connecting block, a first motor, a rotating disc, a driving chamber, a connecting rod, a hydraulic cylinder, a driven bevel gear, a rotating rod, a translation block, a connecting plate, a third motor, a driving bevel gear, a clamping plate, a ball, a convex plate, a fixing shaft, a groove 32, a sliding block 33, an exhaust pipe and a
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a high-efficiency drying device for preparing graphene comprises a base 1, a
a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.
When a user uses the drying device, after a graphene product prepared by oxidation reduction is placed in one of the closed tubes 6, the operation of an operator control device is carried out, the two closed tubes 6 are driven by a driving mechanism to mutually approach to form a closed heating environment, the closed tubes 6 can conveniently ventilate through
As shown in fig. 1-2, the supporting mechanism sequentially includes a
in the supporting mechanism, the
As shown in fig. 3, the driving mechanism includes a first motor 17, a turntable 18, a
Among the actuating mechanism, drive assembly through the interior drive assembly operation of
Preferably, in order to drive the
As shown in fig. 4, the moving assembly includes a driven
The driving assembly drives the
Preferably, in order to drive the driven
Preferably, in order to support the rotation of the rotating
Preferably, in order to reduce the resistance to the rotation of the rotating
Preferably, in order to fix the moving direction of the
Preferably, the material of the closed tube 6 is glass to enhance the drying effect. The closed tube 6 is made of glass, infrared rays can penetrate through the closed tube 6 conveniently, and the graphene inside is heated and dried, so that the drying efficiency is improved.
Preferably, in order to realize stable rotation of the rotating disk 18, the driving mechanism further includes an annular groove 32 and a plurality of sliding blocks 33, the sliding blocks 33 are circumferentially and uniformly distributed on one side of the rotating disk 18 close to the first motor 17, the annular groove 32 is fixed on the inner wall of the
Preferably, in order to facilitate the discharge of water, an
When the drying device operates, graphene is placed in one of the closed tubes 6, after the two closed tubes 6 are driven to mutually approach by the moving assembly, the upper shell 3 is driven by the lifting component to move downwards to contact with the
Compared with the prior art, this a high-efficient type drying device for preparing graphite alkene can drive two sealed tubes through actuating mechanism and be close to each other or keep away from, and drive the sealed tube 6 and rotate when drying, make graphite alkene rotate and keep the pivoted state, make things convenient for graphite alkene and the 6 inner wall separation of sealed tube to take out after the stoving, moreover, can drive 3 elevating movement of epitheca through supporting mechanism, epitheca 3 supports and leans on
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
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